This excerpt quote from the Catholic Encyclopedia is very revealing:
In the same way the Greeks and Romans may have worshipped their divinities, fondly believing them to be good. But the Christian Scriptures declare that all the gods of the Gentiles are demons. Catholic Encyclopedia: Devil Worship
http://www.newadvent.org/cathen/04767a.htmDEMONS ARE THE GODS OF THE GENTILES!!!!